He was degraded from office for his dereliction of duty.他因渎职而受到降级处分。He pleaded guilty to wilful dereliction of duty.他承认犯有渎职罪。He was reduced to ordinary soldier due to a serious dereliction of duty.他因严重失职被降为普通士兵。The officer was formally charged with dereliction of duty.这名官员被正式指控犯有渎职罪。